"The food of Charleston, South Carolina, where we grew up, is brimming with fresh crab, oysters, and shrimp from nearby marshes," say Matt and Ted Lee.

A shrimp and deviled-egg casserole from Georgia, for instance, started as a cheesy concoction served over "a can of crisped Chinese noodles." The Lee brothers reimagined it as scrumptious Shrimp and Deviled-Egg Salad Sandwiches (shown in the two outer rows above).